From 883c71feaf2e810e0331cf780c738cbb09e93b58 Mon Sep 17 00:00:00 2001
From: Daniel Jurgens <danielj@mellanox.com>
Date: Fri, 19 May 2017 15:48:51 +0300
Subject: IB/core: IB cache enhancements to support Infiniband security

Cache the subnet prefix and add a function to access it. Enforcing
security requires frequent queries of the subnet prefix and the pkeys in
the pkey table.

Signed-off-by: Daniel Jurgens <danielj@mellanox.com>
Reviewed-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: James Morris <james.l.morris@oracle.com>
Acked-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
---
 include/rdma/ib_verbs.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/rdma/ib_verbs.h')

diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index ba8314ec5768..9dc4e7e0aba4 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1891,6 +1891,7 @@ enum ib_mad_result {
 };
 
 struct ib_port_cache {
+	u64		      subnet_prefix;
 	struct ib_pkey_cache  *pkey;
 	struct ib_gid_table   *gid;
 	u8                     lmc;
-- 
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